Toothbrush head



FIG. 1 is a perspective view of a toothbrush head showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an end elevational view as seen from the left side of FIG. 3; and,

FIG. 6 is an end elevational view as seen from the right of FIG. 3.

The structure shown in phantom or broken lines in the Figures forms no part of the claimed design and is present only to illustrate the environment. 

The ornamental design for a toothbrush head, as shown and described. 